49 lines
1.5 KiB
C++

/* Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef CALLBACK_SIGNAL_HPP
#define CALLBACK_SIGNAL_HPP
#include "SignalData.hpp"
#define JAM_FILE_ID 22
/*
* Callbacks via signals. The "Req" is done by a method call
* so there is only "Conf" and optional "Ack".
*/
struct CallbackConf {
STATIC_CONST( SignalLength = 6 );
Uint32 senderData; // callee: e.g. lgman logfile_group_id
Uint32 senderRef; // callee
Uint32 callbackIndex; // caller: index into own CallbackTable passed in Req
Uint32 callbackData; // caller: e.g. dbtup opPtr.i passed in Req
Uint32 callbackInfo; // callee: anything, returned in CallbackAck
Uint32 returnCode; // callee
};
struct CallbackAck {
STATIC_CONST( SignalLength = 2 );
Uint32 senderData; // from CallbackConf
Uint32 callbackInfo; // from CallbackConf
};
#undef JAM_FILE_ID
#endif